#define _CRT_SECURE_NO_WARNINGS 1
#include<iostream>
#include<vector>

using namespace std;

int main()
{

	vector<vector<int>> arr(3);
	for (int i = 0; i < 3; i++)
	{
		arr[i].resize(4, 0);
	}
	cout << arr[0][0] << " ";
	return 0;
}